On accompanying tags: Tag #1 "Rock Painting #2: This serigraph is based on the paintings found in the caves of prehistoric man. It was hung in the Henry Art Gallery in the last regional show of the Northwest Printmakers and is being shown at the Library of Congress in Washington, D.C. in the current show. 6/22/52". Tag #2 Dale, Lola E. Rock Painting #2. Serigraph. Ed. 12. 12-51. Seattle Public Library Art Dept. Gift of the artist, 7-26-52". Original; ed. 12